Finding the Third Proportional to 249,291 and 544,279.50

Step by Step Solution

1. Step 1: Write the proportion equation
   249,291 : 544,279.50 = 544,279.50 : x
2. Step 2: Convert to fraction form
   249,291/544,279.50 = 544,279.50/x
3. Step 3: Cross multiply
   249,291x = 544,279.50 × 544,279.50
4. Step 4: Simplify right side
   249,291x = 296,240,174,120.25
5. Step 5: Solve for x
   x = 296,240,174,120.25/249,291
6. Step 6: Final answer
   x = 1,188,330.80